Pvmr Friction Module - Danfoss PVG 100 Service Manual

Service Manual
PVG 100 Component Troubleshooting
Failure mode
Flow changes
Flow changes or will not stay in detent
PVG 100 Proportional Valves
PVPC plug for external pilot
P107 958E

PVMR Friction Module

Description: Mechanical friction hold.
Location: Mounted on main spool in the PVB.
Function: Infinite mechanical positioning of the main spool.
Cause
Excessive flow across the main spool
Vibration
Broken spring
Check for proper assembly of parts
11048807 • Rev BA • October 2014
Check valve
Corrective action
Reduce flow
Reduce vibration
Replace broken springs
Install parts correctly per specification sheet
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